Wikipedia
Adopt-a-Pet.com is a North America’s largest non-profit pet-adoption web service that advocates pet adoption, gathering information from over 12,000 pet shelters in the U.S. and Canada, and presenting adoptable pet data in a searchable data base to facilitate pet adoption. Adopt-a-pet.com is registered in Redondo Beach, California, as Humane America Animal Foundation. The web site allows people to sign up to receive an email when a pet that satisfies their criteria appears in a local shelter. Adopt-a-Pet.com also contains information on pet care for first-time pet owners and publishes a newsletter. The web site also lists volunteer opportunities and promotes spaying and neutering of the pets.
In addition, Adopt-a-Pet.com promotes pet adoption through conventional and social media presence, public service announcements, and interactions with local governments. Currently, Adopt-a-Pet.com is sponsored by Nestlé Purina and Bayer Animal Health. Martha Stewart features Adopt-a-pet.com search engine on her blog.